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Date: Tue, 25 Apr 2017 15:23:42 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: Li Qiang <>
Subject: CVE-2017-8086 Qemu: 9pfs: host memory leakage via v9pfs_list_xattr


Quick Emulator(Qemu) built with the virtio-9p back-end support is vulnerable 
to a memory leakage issue. It could occur while querying file system extended 
attributes via 9pfs_list_xattr() routine.

A privileged user/process inside guest could use this flaw to leak host memory 
resulting in Dos.

Upstream patch:


This issue was reported by Li Qiang of Qihoo 360 Gear Team.

'CVE-2017-8086' assigned via ->

Thank you.
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F

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